# NTSB SEA67D0222: Piper PA-18, N3957Z, Fossil, OR, November 3, 1966

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: November 3, 1966
- Place: Fossil, OR · FOSSIL, OR
- Location: 44.9981° N, 120.2146° W: Placed by OpenAirDocs: center of Fossil, OR, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=44.9981&lon=-120.2146&mi=10
- Phase of flight: [Taxi](https://openairdocs.org/ntsb-phases/250) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report April 14, 1967
- Report: Brief approved by the director
- NTSB case key (mKey): 178760
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA67D0222
- Page: https://openairdocs.org/ntsb/SEA67D0222

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-4215   66/11/3   FOSSIL OREG         PIPER PA-18         CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 46, 3600
        TIME - 0800                    N3957Z              PX-  0  0  1  BUSINESS                  TOTAL HOURS, 2500 IN
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            TYPE, NOT INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - FOSSIL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GEAR COLLAPSED                                           TAXI: FROM LANDING
        PROBABLE CAUSE(S)
           AIRFRAME - LANDING GEAR: MAIN GEAR-SHOCK ABSORBING ASSY,STRUTS,ATTACHMENTS,ETC.
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
        REMARKS- HYDROSORB SHOCK ABSORBER FAILED INTERNALLY.
```

## Aircraft

- Registration: [N3957Z](https://openairdocs.org/aircraft/N3957Z), registered now, S/N 18-7818, built 1962 (OpenAirDocs)
- Reported make and model: PIPER PA-18
- Registry model: [Piper PA-18-150](https://openairdocs.org/model/piper-pa-18-150) (registry code 7101828) (OpenAirDocs)
- Registry engine: [Lycoming 0-320 series](https://openairdocs.org/engine/lycoming-0-320-series) (registry code 41508, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Fossil

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

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